Function extern_spec_core_iter_Iterator_take 

pub fn extern_spec_core_iter_Iterator_take<Self_>(
    self_: Self_,
    n: usize,
) -> Take<Self_> 
where
    Self_: Sized + ?Sized + Iterator + IteratorSpec,

extern spec for ::core::iter::Iterator::take

This is not a real function: its only use is for documentation.

ghost

ensures

self